AS7018 72.149.240.0/20 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 4094Addressable IPs: 409672.149.240.0/2472.149.241.0/2472.149.242.0/2472.149.243.0/2472.149.244.0/2472.149.245.0/2472.149.246.0/2472.149.247.0/2472.149.248.0/2472.149.249.0/2472.149.250.0/2472.149.251.0/2472.149.252.0/2472.149.253.0/2472.149.254.0/2472.149.255.0/24